Michael C. Hall as Dexter Morgan in 'Dexter'

Michael C. Hall as Dexter Morgan in 'Dexter'

Showtime

Even though Dexter is a forensics expert by day and a murderous psychopath by night, audiences can forgive that flaw. After all, he's killing serial killers he thinks have escaped justice. Noble, right?

Even though Dexter is a forensics expert by day and a murderous psychopath by night, audiences can forgive that flaw. After all, he's killing serial killers he thinks have escaped justice. Noble, right? (Showtime)

Even though Dexter is a forensics expert by day and a murderous psychopath by night, audiences can forgive that flaw. After all, he's killing serial killers he thinks have escaped justice. Noble, right?